The following package will be upgraded:
   libreoffice (dependencies or package changed)
substitute: guix substitute: warning: twinkling-star.local: host not found: System error
downloading from https://ci.guix.gnu.org/nar/lzip/hrdzapsn1sxsybl1x2yfjj31lp84wi4s-libreoffice-6.4.7.2 ...
 libreoffice-6.4.7.2  117.1MiB                                 2.5MiB/s 00:23 [########          ]  50.0%
 libreoffice-6.4.7.2  117.1MiB                                 486KiB/s 02:08 [#########         ]  51.8%